US Bridges

County RD 3610 over Br of Dry Fk CR

Good

Phelps County, Missouri · S 22 T 38 N R 6 W · Structure no. 33907

Built
2012
13 years old
Condition
Good
inspected November 2023
Type
Channel Beam
Concrete
Length
45 ft
1 main span
Daily traffic
200
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 3610 over Br of Dry Fk CR is a concrete channel beam carrying County RD 3610 over Br of Dry Fk CR in Phelps County, Missouri. It was built in 2012, so it is 13 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 10% of them trucks, projected to reach 260 by 2044. The structure is 45 ft (13.7 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCounty RD 3610
CrossesBr of Dry Fk CR
LocationS 22 T 38 N R 6 W
RouteCounty Highway 523
CountyPhelps County
StateMissouri
Coordinates37.99409, -91.57937
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.7 US tons
Inventory rating23.8 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length45 ft (13.7 m)
Longest span41 ft (12.5 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic260 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 3610 over Br of Dry Fk CR built?

It was built in 2012, making it 13 years old in 2025.

What condition is County RD 3610 over Br of Dry Fk CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does County RD 3610 over Br of Dry Fk CR carry?

About 200 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 3610 over Br of Dry Fk CR?

The structure is 45 ft (13.7 m) long with a longest span of 41 ft (12.5 m) and a deck 25 ft wide.

Who owns County RD 3610 over Br of Dry Fk CR?

It is owned by the County Highway Agency.